Developer Browser-based

HTML Formatter

Format messy HTML into readable, indented code directly in your browser.

HTML formatting happens locally in your browser.

How to use HTML Formatter

Use HTML Formatter when you need a quick developer utility without installing software or creating an account. Enter your values or text in the tool above, review the instant result, then copy or save the output when the tool supports it.

  • Works directly in a modern browser on desktop or mobile.
  • Designed for fast repeat use from the root URL /html-formatter.
  • Input stays in your browser unless a tool clearly says otherwise.

Features

  • Beautify HTML with indentation
  • Clean up compact markup
  • Format pasted snippets instantly
  • Copy formatted HTML
  • No upload required

Use Cases

  • Reading minified HTML
  • Cleaning copied source snippets
  • Preparing examples for docs
  • Debugging template output

JSON Formatter

Format, minify, and validate JSON data. See clear error messages with line numbers.

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CSS Minifier

Minify CSS code in your browser to reduce file size and clean up stylesheets.

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Frequently Asked Questions

Is my HTML sent to a server?

No. Your HTML stays in your browser.

Can it format complete pages?

Yes, you can paste full HTML documents or small snippets.

Does it validate HTML?

No. This tool formats HTML; it does not perform full standards validation.

Can I copy the formatted result?

Yes, use the copy button after formatting.